body, html {
    width: 100%;
    height: 100%;
    background-color: #F1F1F1;
}

header {
    height: 40px;
    width: 100%;
    background-color: white;
    line-height: 40px;
    box-shadow: 0px 0px 5px 0px darkgrey;
    text-align: center;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 20;
}
header a:first-child{
    display: block;
    width: 40px;
    height: 40px;
}
header img {
    height: 17px;
    width: 10px;
    position: absolute;
    left: 15px;
    top: 12px;
}

header label {
    color: black;
    font-size: 15px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
}

header .a2 {
    height: 25px;
    width: 25px;
    position: absolute;
    top: 12px;
    right: 35px;
    background-image: url("../../images/index/icons.png");
    background-size: 100px 75px;
    background-position: -50px 0px;
}

header .s {
    height: 25px;
    width: 25px;
    position: absolute;
    top: 10px;
    right: 5px;
    background-image: url("../../images/index/icons.png");
    background-size: 100px 75px;
    background-position: -25px 0px;
}

/*header END*/
#select {
    text-align: center;
    height: 30px;
    line-height: 30px;
    background-color: #fff;
    margin-top: 1px;
    color: black;
    margin-top: 40px;
}

#selects {
    transition: all 0.6s;
    -webkit-transition: all 0.6s;
    height: 0;
    opacity: 0;
    overflow: hidden;
}

#selects p {
    background-color: #fff;
    margin-top: 1px;
    height: 30px;
    line-height: 30px;
    color: black;
    text-align: center;
}

/*select END*/
#first {
    padding: 10px 15px 0;
    margin-top: 42px;
    background: #FFFFFF;
}
.topic {
    border-bottom: 2px solid black;
}

.topic > div {
    height: 230px;
    position: relative;
    border-bottom: 1px solid #F1F1F1;
    padding: 0 0 0 197px;
    margin-top: 20px;
}

.topic em {
    height: 2px;
    background-color: #1E7CAE;
    position: absolute;
    top: 0;
    left: 0;
    width: 40px;
}

.topic .is {
    width: 100px;
    height: 26px;
    line-height: 26px;
    position: absolute;
    left: 0;
    top: 0px;
    color: black;
}

.topic .sc {
    position: absolute;
    right: 40px;
    height: 31px;
    width: 31px;
    top: 0;
    overflow: hidden;
    background-image: url("../../images/school/wsc.png");
    background-size: 100% 100%;
    background-position: 0 0;
}
.topic .sc img {
    width: 100%;
}
.topic .fx {
    position: absolute;
    right: 0;
    height: 31px;
    width: 30px;
    top: 0;
}

.topic .big {
    position: absolute;
    top: 0;
    left: 0;
    height: 180px;
    width: 180px;
}

.topic span {
    width: 35%;
    display: block;
    height: 47%;
    color: black;
    font-size: 14px;
    position: absolute;
    top: 25%;
    right: 0;
    overflow : hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    -webkit-box-orient: vertical;
}
.topic .content {
    width: 100%;
    height: 85%;
    position: absolute;
    left: 0;
    right: 0;
    top: 30px;
}
/*主显文章END*/
.TOTOP {
    text-align: center;
    line-height: 36px;
    background-color: rgba(0, 0, 0, .4);
    height: 40px;
    width: 40px;
    border-radius: 3px;
    position: fixed;
    z-index: 20;
    right: 10px;
    bottom: 20px;
    opacity: 0;
    transition: all 1s;
    -webkit-transition: all 1s;
}
.TOTOP img {
    width: 70%;
}
/*回到顶部END*/
.mask{
    background: rgba(0,0,0,0);
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: 45px;
    z-index: 100;
}
.circle{
    width: 25px;
    height: 25px;
    border: 1px solid darkgray;
    border-radius: 50%;
    position: absolute;
    left: 50%;
    top: 50%;
    margin-left: -10px;
    margin-top: -60px;

}
.point{
    width: 24px;
    height: 24px;
    border-radius: 50%;
    color: darkgray;
    font-size: 18px;
    line-height: 23px;
    animation: turn 1s infinite linear;
    -webkit-animation: turn 1s infinite linear;
}
@keyframes turn{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}
@-webkit-keyframes turn{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}